feedback capacitor 中文意思是什麼
feedback capacitor
解釋
反饋電容器-
The voltage of bridge capacitor will become unbalanced, when inverter ' s input side is a single source. this phenomenon is inherent with the control of voltage feedback. a balance winding can overcome this shortcoming and widen the application of this circuit
採用單電源供電的半橋電路，如僅採用電壓反饋控制方案無法克服橋臂電容電壓的不平衡，通過加入平衡繞組可以克服這一缺陷，擴大電路的應用場合。 -
Based on output voltage and capacitor - current feedback current spwm control, the inverter is modeled and the prototype is made
並對採用輸出電壓和電容電流瞬時值反饋的電流spwm控制技術逆變器建立了模擬模型，製作了原理樣機。 -
Two single - stage pfc converters with the negative feedback of engergy - storage capacotor voltage by transformer windings are analyzed. the two converters have similar performances, and they can be translated each other, which verified the translation rule. the analysis and simulation show that with the negative feedback of energy - storage capacitor voltage by transformer winding have good performances
通過對兩種採用變壓器繞組實現負反饋的單級pfc變換器研究，結果顯示出它們的相近性，驗證了兩端模式和三端模式的轉換規則，同時也說明採用變壓器繞組實現負反饋的方式對抑制電容電壓有很好的效果，並對其進行了優化設計。 -
And the ways to optimize the circuit architecture, minimize the circuit nonidealities and improve the circuit performance are analyzed combined with the characteristics of the modulator architecture. based on it, the switched - capacitor integrator, class a amplifier, nonoverlap clock, voltage reference, comparator, feedback dac have been designed. in the end, the layout design is shown
調制器採用全差分開關電容電路實現，並根據系統結構特點就如何優化電路結構、克服電路中存在的非理想特性、提高電路性能作了具體分析，在此基礎上完成了開關電容積分器（開關、電容、運算放大器） 、參考電壓源、比較器、兩相非交疊時鐘、反饋dac等模塊的電路結構和參數設計。 -
To avoid the actuator, a capacitor load being charged up by the drift current of the amplifier, a secondary feedback from the output of the amplifier has been used and expected result has been gotten
針對驅動器輸出電流漂移造成的壓電作動器（容性負載）電荷積累，文中引入了抑制驅動器電流漂移的反饋環節，取得了預期的控制效果。 -
Output buffer is realized by the feedback application of amplifier which can drive big load capacitor. the av of amplifier is more than 70db, phase - margin of it is more than 70 degree, psrr of it is more than 50db
單位增益緩沖器是具有驅動大負載電容能力的運算放大器的反饋應用，該運算放大器的增益大於70db ，相位裕度大於70度。 -
In the fourth chapter, a fourth - order chebyshev low - pass filter employs new low voltage, highly linear, wide inputting range transconductor is proposed, then we presents a new circuit to tune gm value of transconductor accurately, which employs a new switched - capacitor circuit to change the bias current of transconductor, a third order elliptical function low - pass filter with accurate tunable frequency has been designed using transconductor that is not only with voltage common - mode negative feedback, but also with varying bias - triode transistors which can improve the linearity of this circuit
第四章：提出了一種新的低電壓、高線性度、寬輸入范圍跨導，並由此設計實現了四階切比雪夫（ chebyshev ）低通濾波器，接著提出了一種寬輸入范圍且具有電壓共模負反饋的全差分跨導，並採用一種新的開關電容電路實現跨導值gm精確可調，從而可以設計得到高性能具有精確截止頻率的跨導-電容三階橢圓函數濾波器。 -
The equation of selecting filter capacitor is derived to make the feedback energy which is produced by the inverter to be minimum. the value of the capacitor has been decreased from 20u. f to 7. 6fif and the efficiency has been improved by 1. 5 %. the maximal filter inductor value has been given on the base of the hysteresis control principle
推導出了使逆變橋的無功回饋能量最小的濾波電容取值公式，原理樣機的濾波容因此從20 f減小到7 . 6 f ，減小了62 ；系統的效率提高了1 . 5個百分點，重量也有所減小。
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